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Overview
SPECIFICATION --- Wide range of collet sizes from 2-13mm/0.04-0.51inch, suitable for many kinds of drill bits. Diameter: 43mm; Length: 71mm; Connection Size: 1/2-20UNF; STRONG CLAMPING FORCE --- The unique design can easily convert the torque exerted by the handle into a larger clamping force, and hold the drill firmly and securely, which is not easy to loosen. GREAT PERFORMANCE --- The keyless and self-tightening design is more in line with human engineering. Through heat treatment, the product has good toughness and superior structural strength. EASY TO USE --- Durable and long lasting, suitable for long-term work. Easy to install and disassemble, more convenient and economical. Have good metal texture and comfortable coating surface.